Hyperbatus ariminensis, Watanabe, 2024

Watanabe, Kyohei, 2024, Taxonomic Study of Japanese Ctenopelmatinae (Hymenoptera, Ichneumonidae), with Descriptions of 22 New Species, Bulletin of the Kanagawa Prefectural Museum (Natural Science) 53, pp. 39-102 : 71-72

publication ID

https://doi.org/ 10.5281/zenodo.13237363

publication LSID

lsid:zoobank.org:pub:D4FC7074-ADC6-4310-B60E-12B7ECBD6E25

persistent identifier

https://treatment.plazi.org/id/7C12FC0A-FFA9-1035-BC8E-FE35FACAFA84

treatment provided by

Felipe

scientific name

Hyperbatus ariminensis
status

sp. nov.

Hyperbatus ariminensis sp. nov.

(SJN: Arimine-ko-maru-himebachi)

( Figs. 21A–E View Fig , 39A View Fig , 40N View Fig , 41G View Fig )

Type series. Holotype: JAPAN, KPM-NK 84935 , F, Toyama Pref., Toyama City, Arimine, Inonedani , 1–8. IX. 2009, M. Watanabe et al. leg. (MsT) . Paratype: JAPAN, KPM-NK 81369 , F, same data of holotype .

Description. Female (n = 2). Body length 7.6–8.0 (HT: 8.0) mm, matt and covered with silver setae.

Head 0.6 × as long as wide in dorsal view, Clypeus 2.5–2.6 (HT: 2.5) × as broad as high, sparsely punctate and polished, convex in lateral view, lower margin with a median concavity ( Fig. 40N View Fig ). Face 1.8–2.0 (HT: 2.0) × as broad as high, slightly convex medially in lateral view. Dorsal profile of gena as Fig. 39A View Fig . Occipital carina complete. Length of malar space 0.5 × as long as basal width of mandible. Base of mandible flat. POL 0.8–1.0 (HT: 0.8) × as long as OD. OOL 1.6 × as long as OD. Antenna with 37–38 (HT: 38) flagellomeres. FL I 6.65 × as long as maximum depth, 1.8–1.9 (HT: 1.9) × as long as FL II.

Mesosoma. Epomia absent. Mesoscutum with weak notaulus. Epicnemial carina present laterally and ventrally, its dorsal end situated slightly distant from anterior margin of mesopleuron. Speculum with large smooth area ( Fig. 21C View Fig ). Propodeum with all carinae except for anterior transverse carina. Lateromedian longitudinal carina and lateral longitudinal carina partly indistinct anteriorly ( Fig. 21D View Fig ). Area petiolaris with a median carina. Fore wing length 7.0–8.0 (HT: 8.0) mm. Areolet absent. Fore wing vein 1cu-a postfurcal to vein M&RS. Nervellus inclivous, intercepted posterior the middle. Tarsal claws simple. Hind femur 5.7–5.8 (HT: 5.7) × as long as maximum depth in lateral view. Hind tarsus slender ( Fig. 41G View Fig ). Ratio of length of hind first to fifth tarsomeres 4.05–4.2 (HT: 4.2): 2.0: 1.5: 0.9: 1.0.

Metasoma coriaceous. T I 1.5–1.6 (HT: 1.5) × as long as maximum width, with latero-median longitudinal carina, its posterior end situated near the spiracle. T II 0.85–1.0 (HT: 1.0) × as long as maximum width. Ovipositor sheath 0.18–0.22 (HT: 0.18) × as long as hind tibia.

Colouration ( Figs. 21A–E View Fig ). Body (excluding wings and legs) black. Clypeus, mandible except for teeth, palpi, ventral spot of scape, postero-dorsal corner of pronotum, a pair of large triangle markings of antero-lateral part of mesoscutum, tegula, subtegular ridge, posterior margins of T II to T VII, and membranous part of metasomal sternites whitish yellow. Wings hyaline. Veins and pterostigma yellowish brown except for whitish yellow wing base. Fore and mid coxae, trochanters, and trochantelli yellow. Fore and mid femora, tibiae, tibial spurs, and tarsi reddish brown to yellowish brown. Hind leg blackish brown.Apex of hind coxa and trochantellus whitish yellow. Subbasal area of hind tibia tinged with yellowish brown.

Male. Unknown.

Distribution. Japan (Honshu).

Bionomics. Unknown.

Etymology. The specific name is from the type locality, Arimine.

Remarks. This species resembles H. nigrifemur sp. nov. in the black face, hind femur, and ovipositor sheath and the length of malar space but can be distinguished by the black hind coxa (red in H. nigrifemur ), the antenna with 37–38 flagellomeres (31 in H. nigrifemur ), and the T I 1.5–1.6 × as long as maximum width (2.3 in H. nigrifemur ).

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hymenoptera

Family

Ichneumonidae

Genus

Hyperbatus

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